標(biāo)題: Titlebook: Digital Watermarking; 4th International Wo Mauro Barni,Ingemar Cox,Hyoung-Joong Kim Conference proceedings 2005 Springer-Verlag Berlin Heid [打印本頁(yè)] 作者: sesamoiditis 時(shí)間: 2025-3-21 18:04
書(shū)目名稱Digital Watermarking影響因子(影響力)
作者: 過(guò)濾 時(shí)間: 2025-3-21 23:14
Information Transmission and Steganographyditions the security of the stegosystem can be guaranteed and the number of bits that can then be embedded in a cover Work. This work implicitly assumes that the hidden message is uncorrelated with the cover Work, the latter simply being used to conceal the hidden message. Here, we consider the case作者: Immunization 時(shí)間: 2025-3-22 00:28 作者: Trypsin 時(shí)間: 2025-3-22 05:48
Towards Multi-class Blind Steganalyzer for JPEG Imagesrecognizing which steganographic algorithm was used for embedding. This work also constitutes a more detailed evaluation of the performance of DCT features as in [9] only a linear classifier was used. The DCT features transformed using Principal Component Analysis enable an interesting visualization作者: Bother 時(shí)間: 2025-3-22 09:20 作者: 徹底檢查 時(shí)間: 2025-3-22 14:29
Collusion Secure Convolutional Spread Spectrum Fingerprinting identify ’traitors’ who redistribute their illegal copies. This paper first discusses the collusion-resistant properties of spread-spectrum sequence against malicious attacks such as collusion combination, collusion average and additive noise. A novel two-layers secure fingerprinting scheme is then作者: 徹底檢查 時(shí)間: 2025-3-22 18:34
Performance Study on Multimedia Fingerprinting Employing Traceability Codesch user. Collusion attack is a powerful attack whereby several differently-fingerprinted copies of the same content are combined together to attenuate or even remove the fingerprint. Coded fingerprinting is one major category of fingerprinting techniques against collusion. Many fingerprinting codes 作者: 浪費(fèi)時(shí)間 時(shí)間: 2025-3-22 22:05
Regular Simplex Fingerprints and Their Optimality Propertiesrms a binary hypothesis test in order to decide whether a user of interest is among the colluders. The encoder (fingerprint designer) is to imbed additive fingerprints that minimize the probability of error of the test. Both the encoder and the attackers are subject to squared-error distortion const作者: 強(qiáng)壯 時(shí)間: 2025-3-23 03:43
A Robust Multi-bit Image Watermarking Algorithm Based on HMM in Wavelet Domainidden Markov Model (HMM) in wavelet domain is proposed in this paper. The algorithm is characterized as follows: (1) the proposed blind detector based on vector HMM, which describes the statistics of wavelet coefficients, achieves significant improvement in performance compared to the conventional c作者: 讓你明白 時(shí)間: 2025-3-23 06:16 作者: 中國(guó)紀(jì)念碑 時(shí)間: 2025-3-23 12:28 作者: 止痛藥 時(shí)間: 2025-3-23 17:07 作者: 縱欲 時(shí)間: 2025-3-23 20:17 作者: 名字 時(shí)間: 2025-3-23 23:52 作者: 駁船 時(shí)間: 2025-3-24 03:58 作者: fatuity 時(shí)間: 2025-3-24 09:17 作者: 形上升才刺激 時(shí)間: 2025-3-24 11:03
Countermeasures for Collusion Attacks Exploiting Host Signal Redundancyc. This property can consequently be exploited to successively replace each part of the signal with a similar one taken from another location in the same signal or with a combination of similar parts. Such an approach is all the more pertinent when video content is considered since such signals exhi作者: 褻瀆 時(shí)間: 2025-3-24 18:33
Fingerprinting Schemes. Identifying the Guilty Sources Using Side Informationes the recipient of each copy, and therefore allows to trace the source of an unauthorized redistribution. A widely used approach to the fingerprinting problem is the use of error correcting codes with a suitable minimum distance. With this approach, the set of embedded marks in a given copy is prec作者: Dawdle 時(shí)間: 2025-3-24 21:43 作者: 滔滔不絕的人 時(shí)間: 2025-3-25 03:03
0302-9743 erate strong academic interest. Commercialization of the technology is proceeding at a steadypace. We haveseen watermarkingadoptedfor DVD audio.Fingerpri- ing technology was successfully used to determine the source of pirated video material. Furthermore, a number of companies are using watermarking作者: myalgia 時(shí)間: 2025-3-25 07:25
Towards Multi-class Blind Steganalyzer for JPEG Images of different stego programs in a three-dimensional space. This paper demonstrates that, at least under some simplifying assumptions in which the effects of double compression are ignored, it is possible to reliably classify stego images to their embedding techniques. The classifier is capable of generalizing to previously unseen techniques.作者: Blasphemy 時(shí)間: 2025-3-25 08:31
Countermeasures for Collusion Attacks Exploiting Host Signal Redundancybit both temporal and spatial self-similarities. To counter such attacking strategies, it is necessary to ensure that embedded watermarks are coherent with the redundancy of the host content. To this end, both motion-compensated watermarking and self-similarities inheritance will be surveyed.作者: Abbreviate 時(shí)間: 2025-3-25 12:45
Fingerprinting Schemes. Identifying the Guilty Sources Using Side Informationisely a codeword of the error correcting code. We present two different approaches that use side information for the tracing process. The first one uses the Guruswami-Sudan soft-decision list decoding algorithm and the second one a modified version of the Viterbi algorithm.作者: 哀悼 時(shí)間: 2025-3-25 18:40
Conference proceedings 2005ng academic interest. Commercialization of the technology is proceeding at a steadypace. We haveseen watermarkingadoptedfor DVD audio.Fingerpri- ing technology was successfully used to determine the source of pirated video material. Furthermore, a number of companies are using watermarking as an ena作者: vitreous-humor 時(shí)間: 2025-3-25 21:26 作者: 燒瓶 時(shí)間: 2025-3-26 00:15
Max A. Chernesky,James B. Mahony analysis. Simulation results show that relatively high capacity for watermark embedding in low frequency subbands of wavelet domain is achieved with the proposed algorithm, and high robust results are observed against StirMark attacks, such as JPEG compression, additive noise, median cut and filter.作者: 跳脫衣舞的人 時(shí)間: 2025-3-26 05:58
https://doi.org/10.1007/978-1-4471-1985-2 model and turns out to be a censored version of the optimum probability ratio test. Experimental results on real images confirm the superiority of the proposed detector with respect to the classical optimum detector.作者: Minutes 時(shí)間: 2025-3-26 10:45
Yehudi M. Felman,King K. Holmesloiting the motion within the video frames. Experimental results presented in this paper confirm the effectiveness of the proposed attack over the FTF attack. A countermeasure to this extended FTF attack is also presented.作者: 馬具 時(shí)間: 2025-3-26 14:36
David G. Ostrow,Terence C. Gaylein this paper demonstrate how changes in natural image statistics can be used to detect watermarks and devise attacks. Such natural image statistics-based attacks may pose a serious threat against watermarking schemes which are based on quantization techniques.作者: 配偶 時(shí)間: 2025-3-26 20:20
Information Transmission and Steganographythe number of embedded bits. We also note that the security of the system as defined by Cachin need not be compromised. However, the Shannon security may be compromised, but it remains unclear to what extent. Experimental results are presented that demonstrate the fundamental concepts.作者: Anticoagulants 時(shí)間: 2025-3-27 00:06 作者: endarterectomy 時(shí)間: 2025-3-27 04:19 作者: Complement 時(shí)間: 2025-3-27 09:05
A New Inter-frame Collusion Attack and a Countermeasureloiting the motion within the video frames. Experimental results presented in this paper confirm the effectiveness of the proposed attack over the FTF attack. A countermeasure to this extended FTF attack is also presented.作者: 容易做 時(shí)間: 2025-3-27 12:53
Security of DM Quantization Watermarking Schemes: A Practical Study for Digital Imagesin this paper demonstrate how changes in natural image statistics can be used to detect watermarks and devise attacks. Such natural image statistics-based attacks may pose a serious threat against watermarking schemes which are based on quantization techniques.作者: 誘拐 時(shí)間: 2025-3-27 14:04 作者: Cubicle 時(shí)間: 2025-3-27 20:40 作者: 拱形面包 時(shí)間: 2025-3-27 23:08
https://doi.org/10.1007/978-1-4684-1164-5isely a codeword of the error correcting code. We present two different approaches that use side information for the tracing process. The first one uses the Guruswami-Sudan soft-decision list decoding algorithm and the second one a modified version of the Viterbi algorithm.作者: Factorable 時(shí)間: 2025-3-28 05:58 作者: 并入 時(shí)間: 2025-3-28 10:12
Charlotte A. Gaydos,Thomas C. Quinne code length, collusion security and performance are proved and analyzed. As the results, the proposed scheme for perceptual media has shorter fingerprinting length and achieves optimal traitor searching.作者: 反感 時(shí)間: 2025-3-28 14:07
Max A. Chernesky,James B. Mahonyoutperform orthogonal fingerprints. They are also optimal in terms of maximizing the error exponent of the detection test, and maximizing the deflection criteria at the detector when the attacker’s noise is non-Gaussian. Reliable detection is guaranteed provided that the number of colluders ., where . is the length of the host vector.作者: obstruct 時(shí)間: 2025-3-28 16:18 作者: 痛苦一下 時(shí)間: 2025-3-28 18:48
David G. Ostrow,Terence C. Gayleequires a secure watermarking technique. For each context, a threat analysis is purposed. This presentation allows us to illustrate all the certainties the community has on the subject, browsing all key papers. The end of the paper is devoted to what remains not clear, intuitions and future studies.作者: 橢圓 時(shí)間: 2025-3-29 02:17 作者: 耐寒 時(shí)間: 2025-3-29 04:56 作者: Peak-Bone-Mass 時(shí)間: 2025-3-29 08:35 作者: Obvious 時(shí)間: 2025-3-29 13:14
Effectiveness of ST-DM Watermarking Against Intra-video Collusionng factor . upon watermark robustness. As a last contribution, we evaluate the impact of TFA on the quality of the attacked video, demonstrating that, unless motion compensated averaging is used, only a few frames can be averaged without introducing annoying artifacts.作者: enterprise 時(shí)間: 2025-3-29 16:04 作者: inveigh 時(shí)間: 2025-3-29 22:05 作者: 打算 時(shí)間: 2025-3-30 03:24
Yehudi M. Felman,King K. Holmesels, we name .. By exploiting information-theoretic notions, we show how to modify detection/authentication watermarking algorithms in order to counteract oracle attacks. We present three proposals, one based on randomization, another one based on time delay and a third one based on both randomization and delay.作者: Certainty 時(shí)間: 2025-3-30 08:03
https://doi.org/10.1007/978-1-4612-3528-6ion. The advantages of stochastic modulation steganography include high capacity and better security. Current steganalysis methods that are applicable to the detection of hidden message in traditional least significant bit (LSB) or additive noise model based steganography cannot reliably detect the 作者: 中和 時(shí)間: 2025-3-30 09:20 作者: prosperity 時(shí)間: 2025-3-30 15:23 作者: Rejuvenate 時(shí)間: 2025-3-30 18:45 作者: Pigeon 時(shí)間: 2025-3-30 22:37
https://doi.org/10.1007/978-1-4612-3528-6 scheme is a technique which supports the copyright protection to track redistributors of digital content using cryptographic techniques. Anonymous fingerprinting scheme prevents the content provider from framing the buyer by making the fingerprinted version known to the buyer only. In designing a f作者: dagger 時(shí)間: 2025-3-31 04:30
Charlotte A. Gaydos,Thomas C. Quinn identify ’traitors’ who redistribute their illegal copies. This paper first discusses the collusion-resistant properties of spread-spectrum sequence against malicious attacks such as collusion combination, collusion average and additive noise. A novel two-layers secure fingerprinting scheme is then作者: MUTE 時(shí)間: 2025-3-31 05:16
Charlotte A. Gaydos,Thomas C. Quinnch user. Collusion attack is a powerful attack whereby several differently-fingerprinted copies of the same content are combined together to attenuate or even remove the fingerprint. Coded fingerprinting is one major category of fingerprinting techniques against collusion. Many fingerprinting codes 作者: 令人發(fā)膩 時(shí)間: 2025-3-31 09:26 作者: 燈絲 時(shí)間: 2025-3-31 13:33 作者: 圖畫(huà)文字 時(shí)間: 2025-3-31 20:24
https://doi.org/10.1007/978-1-4471-1985-2challenges for watermark detection. These uncertain deviations may degrade or even upset the performance of existing optimum detectors that are optimized at idealized models. In this paper, we present a new detection structure for transform domain additive watermarks based on Huber’s robust hypothes作者: Antarctic 時(shí)間: 2025-3-31 21:43
Yehudi M. Felman,King K. Holmestection threshold is chosen empirically, the false positive rate of the proposed watermarking scheme can be calculated analytically so that watermark detection threshold can be chosen based solely on the targeted false positive. Compared with conventional watermarking schemes implemented in two-band作者: 哭得清醒了 時(shí)間: 2025-4-1 04:20
Yehudi M. Felman,King K. Holmesinherent redundancy in the video frames or in the watermark to produce an unwatermarked copy of the video. A basic inter-frame collusion attack is the frame temporal filtering(FTF) attack, where temporal low-pass filtering is applied to the watermarked frames in order to remove . watermarks. If the
